package com.itheima.web;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.itheima.bean.AddressBook;
import com.itheima.bean.User;
import com.itheima.common.R;
import com.itheima.service.AddressBookService;
import com.itheima.utils.BaseContext;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import javax.servlet.http.HttpSession;
import java.util.List;

/**
 * 地址管理
 */
@Slf4j
@RestController
@RequestMapping("/addressBook")
public class AddressBookController {

    @Autowired
    private AddressBookService addressBookService;

    @Resource
    private HttpSession session;


    /**
     * 新增
     */
    @PostMapping
    public R<AddressBook> save(@RequestBody AddressBook addressBook) {

        User user = (User)session.getAttribute("user");
        addressBook.setUserId(user.getId());
        log.info("addressBook:{}", addressBook);
        addressBookService.save(addressBook);
        return R.success(addressBook);
    }

    /**
     * 设置默认地址
     */
    @PutMapping("default")
    public R<AddressBook> setDefault(@RequestBody AddressBook addressBook) {
        log.info("addressBook:{}", addressBook);
        LambdaUpdateWrapper<AddressBook> wrapper = new LambdaUpdateWrapper<>();
        User user = (User)session.getAttribute("user");

        wrapper.eq(AddressBook::getUserId, user.getId());
        wrapper.set(AddressBook::getIsDefault, 0);
        //SQL:update address_book set is_default = 0 where user_id = ?
        addressBookService.update(wrapper);

        addressBook.setIsDefault(1);
        //SQL:update address_book set is_default = 1 where id = ?
        addressBookService.updateById(addressBook);
        return R.success(addressBook);
    }

    /**
     * 根据id查询地址
     */
    @GetMapping("/{id}")
    public R get(@PathVariable Long id) {
        AddressBook addressBook = addressBookService.getById(id);
        if (addressBook != null) {
            return R.success(addressBook);
        } else {
            return R.error("没有找到该对象");
        }
    }

    /**
     * 查询默认地址
     */
    @GetMapping("default")
    public R<AddressBook> getDefault() {
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        User user = (User)session.getAttribute("user");

        queryWrapper.eq(AddressBook::getUserId, user.getId());
        queryWrapper.eq(AddressBook::getIsDefault, 1);

        //SQL:select * from address_book where user_id = ? and is_default = 1
        AddressBook addressBook = addressBookService.getOne(queryWrapper);

        if (null == addressBook) {
            return R.error("没有找到该对象");
        } else {
            return R.success(addressBook);
        }
    }

    /**
     * 查询指定用户的全部地址
     */
    @GetMapping("/list")
    public R<List<AddressBook>> list(AddressBook addressBook) {
        User user = (User)session.getAttribute("user");
        addressBook.setUserId(user.getId());

        log.info("addressBook:{}", addressBook);

        //条件构造器
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(null != addressBook.getUserId(), AddressBook::getUserId, addressBook.getUserId());
        queryWrapper.orderByDesc(AddressBook::getUpdateTime);

        //SQL:select * from address_book where user_id = ? order by update_time desc
        return R.success(addressBookService.list(queryWrapper));
    }

    @DeleteMapping
    public R delete( Long ids){
        int row = addressBookService.delete(ids);

        if (row > 0){
            return R.success("删除地址成功！");
        }else {
            return R.error("删除地址失败！");
        }

    }


    /**
     * 修改收货地址
     *
     * @return
     */
    @PutMapping
    public R update(@RequestBody AddressBook addressBook) {
        int updateAddressRow = addressBookService.updateAddress(addressBook);
        if (updateAddressRow > 0) {
            return R.success("修改地址成功");
        }
        return R.success("修改地址失败");
    }
}
